In addition to the normal menu definition, you can define rules to enable the conditional visibility of menu entries.

除了普通的菜单定义，您还可以定义规则来启用菜单项的有条件可视性。

youdao

The only vexing conditional in Listing 15 happens to be the first one, which attempts to verify if the message is truly a definition query and not one of the other possible combinations such as is...

清单 15 中惟一 麻烦的条件就是第一条，它要验证消息是一个定义查询而不是其他可能的组合，如 is...

youdao

In this paper, We give a geometrical definition of conditional expectation. Identity of the definition and other definitions is discussed.

本文给出了条件数学期望的几何定义，证明了该定义与其它定义的一致性。

youdao